US Plant Patent PP16272
AP-1
Prunus rootstock named ‘AP-1’
PUBLIC DOMAIN
Patent expired July 8, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on March 17, 2024. This patent earned 113 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP16272
- Filed
- March 17, 2004
- Granted
- February 21, 2006
- Expires
- July 8, 2024
- Assignee
- VARIETIES INTERNATIONAL LLC
- Inventor
- EREMIN GENNADIY
Abstract
A new and distinct Prunus cerasifera×Prunus persica plant used as a rootstock for many different varieties that exhibits desirable propagation characteristics and light pink flowers.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of Prunus cerasifera×Prunus persica plant, as illustrated and described.
Read the full patent: US Plant Patent PP16272 in full — the complete specification, every figure, and the file history.